- Assemble your own fully-operational train set to your computer
- A variety of great sound and animation effects
- Turn your PC into a rail system with three trains, eight types of carriage and limitless track-building potential
- Populate your LEGO railway with tiny commuters who ride the trains and wander around your town
- Make LEGO Loco your screensaver: it runs even when your PC is idle
- Route trains from your machine to others on a Local Area Network and deliver messages
- Travel the world by sending trains across the Internet
- Design your own "postcards" and deliver them on the mail train to other LEGO Loco users
- Carry out other PC tasks while the train set is operational
